How to wire my greentek hrv to kicks on the furnace fan on low of a heil furnace? I had a airconditioner installed in August and for some reason they unhook my hrv so now the hrv turns on but doesn't request the furnace fan to come on. So now it's not circulating the air in my house properly. I...

Main blower on furnace, is not running, when thermostat calls for cooling the out side unit runs. The main blower on the furnace in not

I have recently installed a Venmar HRV. The control panel for this unit offers an Automatic setting where the unit will stop for 40 minutes and run for 20 minutes each hour. I would like to connect the HRV to my furnace so that it turns the furnace fan on for this 20 minute period. How can I...

I just had a new unit with furnace and ac installed. I have a 1300 square ft house. The ac unit is 2 ton and furnace is 80000 BTU. My ac seems to run all the time and doesn't cycle on and off, is this normal for and ac to run all the time.

Does the above mentioned furnace come with a built in hrv?